diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
index 48151440d4..61eeccf9db 100644
--- a/.github/CODEOWNERS
+++ b/.github/CODEOWNERS
@@ -1 +1 @@
-*   @b4sjoo @dhrubo-os @jngz-es @model-collapse @rbhavna @ylwu-amzn @zane-neo @Zhangxunmt @austintlee @HenryL27 @samuel-oci @xinyual
\ No newline at end of file
+*   @b4sjoo @dhrubo-os @mingshl @jngz-es @model-collapse @rbhavna @ylwu-amzn @zane-neo @Zhangxunmt @austintlee @HenryL27 @samuel-oci @xinyual
\ No newline at end of file
diff --git a/MAINTAINERS.md b/MAINTAINERS.md
index fa90e299ef..c9c1d6ade8 100644
--- a/MAINTAINERS.md
+++ b/MAINTAINERS.md
@@ -12,6 +12,7 @@ This document contains a list of maintainers in this repo. See [opensearch-proje
 | Jing Zhang           | [jngz-es](https://github.com/jngz-es)               | Amazon    |
 | Junshen Wu           | [wujunshen](https://github.com/wujunshen)           | Amazon    |
 | Sicheng Song         | [b4sjoo](https://github.com/b4sjoo)                 | Amazon    |
+| Mingshi Liu | [mingshl](https://github.com/mingshl)             | Amazon      |
 | Xinyuan Lu           | [xinyual](https://github.com/xinyual)               | Amazon    |
 | Xun Zhang            | [Zhangxunmt](https://github.com/Zhangxunmt)         | Amazon    |
 | Yaliang Wu           | [ylwu-amzn](https://github.com/ylwu-amzn)           | Amazon    |
@@ -24,5 +25,4 @@ This document contains a list of maintainers in this repo. See [opensearch-proje
 
 | Maintainer  | GitHub ID                                         | Affiliation |
 | ----------- | ------------------------------------------------- | ----------- |
-| Jackie Han  | [jackiehanyang](https://github.com/jackiehanyang) | Amazon      |
-| Mingshi Liu | [mingshl](https://github.com/mingshl)             | Amazon      |
\ No newline at end of file
+| Jackie Han  | [jackiehanyang](https://github.com/jackiehanyang) | Amazon      |
\ No newline at end of file